Annual Weather Averages Near Seymour
Averages are for McGhee Tyson Airport, which is 16 miles from Seymour.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Seymour
High Temp: 88 °F
Low Temp: 30 °F
Mean Temp: 60 °F
Precipitation: 4.32"
Humidity: 69%
Dew Point: 49 °F
Wind: 9 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Seymour
High Temp: 48 °F
Low Temp: 30 °F
Mean Temp: 39 °F
Precipitation: 4.79"
Humidity: 70%
Dew Point: 30 °F
Wind: 10 mph
Pressure: 30.14 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Seymour
High Temp: 53 °F
Low Temp: 33 °F
Mean Temp: 43 °F
Precipitation: 4.90"
Humidity: 67%
Dew Point: 32 °F
Wind: 11 mph
Pressure: 30.11 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Seymour
High Temp: 62 °F
Low Temp: 40 °F
Mean Temp: 51 °F
Precipitation: 5.00"
Humidity: 63%
Dew Point: 38 °F
Wind: 11 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Seymour
High Temp: 71 °F
Low Temp: 48 °F
Mean Temp: 60 °F
Precipitation: 4.63"
Humidity: 62%
Dew Point: 46 °F
Wind: 11 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Seymour
High Temp: 79 °F
Low Temp: 57 °F
Mean Temp: 68 °F
Precipitation: 4.17"
Humidity: 68%
Dew Point: 57 °F
Wind: 9 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Seymour
High Temp: 86 °F
Low Temp: 65 °F
Mean Temp: 76 °F
Precipitation: 4.15"
Humidity: 70%
Dew Point: 65 °F
Wind: 8 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Seymour
High Temp: 88 °F
Low Temp: 69 °F
Mean Temp: 79 °F
Precipitation: 5.19"
Humidity: 71%
Dew Point: 68 °F
Wind: 8 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Seymour
High Temp: 88 °F
Low Temp: 68 °F
Mean Temp: 78 °F
Precipitation: 3.78"
Humidity: 71%
Dew Point: 67 °F
Wind: 6 mph
Pressure: 30.01 "Hg
Visibility: 8 mi
September Climate & Weather Averages in Seymour
High Temp: 82 °F
Low Temp: 62 °F
Mean Temp: 72 °F
Precipitation: 3.51"
Humidity: 71%
Dew Point: 61 °F
Wind: 6 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Seymour
High Temp: 72 °F
Low Temp: 49 °F
Mean Temp: 61 °F
Precipitation: 2.88"
Humidity: 72%
Dew Point: 51 °F
Wind: 7 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Seymour
High Temp: 60 °F
Low Temp: 38 °F
Mean Temp: 49 °F
Precipitation: 4.09"
Humidity: 70%
Dew Point: 39 °F
Wind: 8 mph
Pressure: 30.15 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Seymour
High Temp: 51 °F
Low Temp: 33 °F
Mean Temp: 42 °F
Precipitation: 4.76"
Humidity: 73%
Dew Point: 34 °F
Wind: 9 mph
Pressure: 30.14 "Hg
Visibility: 9 mi